MicroTouch Micro Touch Capacitive Controller MT3000, Reference Manual, Page: 32 / 64

MT3000 Capacitive Controller Reference Guide 32
Table 5 Additional Commands for Prior Design Compatibility
Command Name Code Description
Calibrate Interactive CI Initiates an interactive, two-point edge calibration.
Calibrate New CN Initiates an interactive, two-point edge calibration.
Filter Number FN nn Sets the number of X/Y values that the controller
uses to generate an accurate coordinate after the
touchscreen receives an initial touch.
Format Binary [Stream] FB[S] Outputs the X/Y touch coordinate data as a five byte
packet in a binary (or binary stream) format.
Format Hexadecimal FH Outputs the X/Y touch coordinate data as a nine byte
packet in a hexadecimal format.
Format Zone FZ Outputs the X/Y touch coordinate data as a five byte
packet and indicates whether the touch occurred
inside or outside the calibration area.
Frequency Adjust <Ctrl> C
F nn
Lets you change the operating frequency of the
sensor drive signal (DRVOUT) that is fed from the
controller to the sensor and drives the sensor output.
Get Parameter Block GP Returns all power-up and run time parameters used
by the controller.
Mode Down/Up MDU Send one X/Y coordinate for each touchdown and
each liftoff on the touchscreen.
Mode Inactive MI Sends no X/Y coordinates when the screen is
touched.
Mode Point MP Sends a single X/Y coordinate for each touchdown.
Mode Polled MQ Sends an X/Y coordinate only when requested by the
host system and only when a user touches the screen.
Output Status OS Causes the controller to report the status of its
hardware.